Home / 3,167,342.49-4,372,628.57-2,477,548.72

Finding the Fourth Proportional to 3,167,342.49, 4,372,628.57 and 2,477,548.72

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Solution

The fourth proportional to 3,167,342.49, 4,372,628.57 and 2,477,548.72 is: 3,420,343.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167,342.49 : 4,372,628.57 = 2,477,548.72 : x
  2. Step 2: Convert to fraction form
    3,167,342.49/4,372,628.57 = 2,477,548.72/x
  3. Step 3: Cross multiply
    3,167,342.49x = 4,372,628.57 × 2,477,548.72
  4. Step 4: Simplify right side
    3,167,342.49x = 10,833,400,319,007.78
  5. Step 5: Solve for x
    x = 10,833,400,319,007.78/3,167,342.49
  6. Step 6: Final answer
    x = 3,420,343.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.